3. The H-NMR spectrum of 1-bromobutane is shown below. The spectrum shows signals at 0.95 ppm, 1.45 ppm, 1.85 ppm and 3.45 ppm with relative integrations of approximately 3:2:2:2 respectively. Given the following proton assignments for 1-bromobutane, fill in the table provided below. Hd Hd (note that for the signal centered at 1.45 ppm, the small outlying peak at 1.58 ppm should be ignored) Hd Hc 10 Hc Ha P Br Ha 2 Proton Chemical label shift (ppm) a b C d Relative Predicted integration multiplicity 2 2 3 Observed multiplicity ppm

3. The H-NMR spectrum of 1-bromobutane is shown below. The spectrum shows signals at 0.95 ppm, 1.45 ppm, 1.85 ppm and 3.45 ppm with relative integrations of approximately 3:2:2:2 respectively. Given the following proton assignments for 1-bromobutane, fill in the table provided below. Hd Hd (note that for the signal centered at 1.45 ppm, the small outlying peak at 1.58 ppm should be ignored) Hd Hc 10 Hc Ha P Br Ha 2 Proton Chemical label shift (ppm) a b C d Relative Predicted integration multiplicity 2 2 3 Observed multiplicity ppm

Organic Chemistry: A Guided Inquiry

2nd Edition

ISBN:9780618974122

Author:Andrei Straumanis

Publisher:Andrei Straumanis

Chapter24: Carboxylic Acids & Derivatives

Section: Chapter Questions

Problem 3E

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